OSD Setup Manual
66
Appendix A: Record Duration
The record duration varies based on the HDD capacity and the settings of resolution,
recording quality and events. The following tables give a sample calculation of record
duration according to different HDD capacities with different settings of resolution and
recording quality, excluding consideration of events. The recording quality refers to the
quali
ty
setting
of
<Per
Ca
m
era
Config>
i
n
<Record
Setti
ng>,
assuming
a
ll
channel
ar
e
set
to the same quality at all times.
NOTE: Record duration times are based on actual tests and represent average file
sizes. Performance may vary depending on specific installations and usages. Audio
recording requires 8 KB per second (or 0.7 GB per day) for data storage.
Record Duration (Days) for Versatile H.264 DVR
D1 Recording Quality Mode
NTSC: 480PPS
PAL: 400PPS
Low (4 KB) Fair (6 KB) Mid (8 KB) High (10 KB)
PAL
500 GB Internal Storage
With Audio 2.72 3.22 1.85 2.20 1.40 1.67 1.13 1.35 0.95 1.13
Without Audio 2.90 3.48 1.93 2.32 1.45 1.74 1.16 1.39 0.97 1.16
1 TB Internal Storage
With Audio 5.48 6.49 3.73 4.44 2.83 3.37 2.28 2.72 1.91 2.28
Without Audio 5.84 7.01 3.90 4.67 2.92 3.51 2.34 2.80 1.95 2.34
Half D1 Recording Quality Mode
NTSC: 480PPS
PAL: 400PPS
Low (3 KB) Fair (4 KB) Mid (5 KB) High (6 KB) Best (7 KB)
NTSC
PAL
500 GB Internal Storage
With Audio 3.55 4.19 2.72 3.22 2.20 2.62 1.85 2.20 1.60 1.90
Without Audio 3.87 4.64 2.90 3.48 2.32 2.78 1.93 2.32 1.66 1.99
1 TB Internal Storage
With Audio 7.15 8.45 5.48 6.49 4.44 5.27 3.73 4.44 3.34 3.83
Without Audio 7.79 9.35 5.84 7.01 4.67 5.61 3.90 4.67 3.22 4.01
CIF Recording Quality Mode
NTSC: 480PPS
PAL: 400PPS
Low (1 KB) Fair (2 KB) Mid (3 KB) High (4 KB) Best (5 KB)
NTSC
PAL
500 GB Internal Storage
With Audio 9.16 10.54
5.12 6.00 3.55 4.19 2.72 3.22 2.20 2.62
Without Audio 11.60
5.80 6.96 3.87 4.64 2.90 3.48 2.32 2.78
1 TB Internal Storage
With Audio 18.45
7.15 8.45 5.48 6.49 4.44 5.27
Without Audio 23.37
7.79 9.35 5.84 7.01 4.67 5.61
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